🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.89 AU - 1.09 AU

Year: 362 Days

Day: 35.2 Hours

Environment

Temp: 17 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.87 AU - 1.23 AU

Year: 395 Days

Day: 40.9 Hours

Environment

Temp: 22 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 49,169,784 km

• M1: 107,262 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.11 AU - 1.13 AU

Year: 435 Days

Day: 15.9 Hours

Environment

Temp: 18 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 49,169,784 km

• M1: 86,318 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.3 AU - 1.92 AU

Year: 750 Days

Day: 18.4 Hours

Environment

Temp: -49 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.58 AU - 2.1 AU

Year: 916 Days

Day: 40.3 Hours

Environment

Temp: -70 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.03 AU - 2.09 AU

Year: 1085 Days

Day: 35.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.72 AU - 4.42 AU

Year: 3014 Days

Day: 33.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.29 AU - 5.31 AU

Year: 3273 Days

Day: 31.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.41 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.8

Radius: 7.2

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 9.41 AU - 15.61 AU

Year: 16243 Days

Day: 16.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,169,784 km

• M1: 157,975 km (0.082 R)
• M2: 483,500 km (0.085 R)
• M3: 1,030,580 km (0.081 R)
• M4: 2,637,261 km (0.083 R)
• M5: 3,061,820 km (0.06 R)
• M6: 3,426,838 km (0.06 R)
• M7: 3,951,777 km (0.118 R)
• M8: 14,495,136 km (0.108 R)
• M9: 15,144,241 km (0.083 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.8

Radius: 7.3

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.79 AU - 16.55 AU

Year: 18553 Days

Day: 19.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 49,169,784 km

• M1: 90,806 km (0.11 R)
• M2: 391,498 km (0.112 R)
• M3: 812,616 km (0.112 R)
• M4: 1,168,210 km (0.116 R)
• M5: 1,624,782 km (0.057 R)
• M6: 2,848,194 km (0.103 R)
• M7: 3,255,399 km (0.051 R)
• M8: 4,300,041 km (0.11 R)
• M9: 4,867,915 km (0.108 R)
• M10: 5,251,633 km (0.084 R)
• M11: 5,518,516 km (0.103 R)
• M12: 7,071,641 km (0.097 R)
• M13: 8,526,480 km (0.097 R)
• M14: 9,275,816 km (0.109 R)
• M15: 11,451,418 km (0.058 R)
• M16: 12,480,053 km (0.051 R)
• M17: 13,445,109 km (0.066 R)
• M18: 17,069,566 km (0.105 R)
• M19: 17,731,088 km (0.116 R)
• M20: 19,026,904 km (0.116 R)
• M21: 22,759,820 km (0.108 R)
• M22: 23,832,138 km (0.111 R)
• M23: 27,250,449 km (0.026 R)
• M24: 30,019,206 km (0.05 R)
• M25: 32,298,180 km (0.088 R)
• M26: 38,183,510 km (0.077 R)
• M27: 43,648,620 km (0.1 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 19,851 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit